Republican Presidential Nominee 2028

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Active sub-markets

Market context

This market is about who secures and accepts the Republican Party’s 2028 presidential nomination. A YES share pays out if the named candidate is the official Republican nominee for president and accepts the nomination; a NO share pays out if they are not. The contract is resolved from official Republican Party sources, and a later replacement of the nominee would not alter the result once the nomination has been settled.

The current 2% price suggests traders see the named individual as a long-shot rather than a live front-runner. That is typical this far from a convention year, when early markets often reflect name recognition, factional support and the possibility that today’s favourite does not remain viable. Comparable nomination markets can move sharply once candidates begin filing, fundraising and testing national support; before then, probabilities often stay low because there is still time for new entrants to emerge and for early favourites to fade. Historical primary cycles show that apparent leaders a couple of years out are often not the eventual nominee.

What matters next is the Republican calendar: any formal launch, travel schedule, donor activity, debate plans and endorsements from governors, senators or party leaders. Watch for signs of organisation in early states and for whether potential rivals split the same voter blocs. Recent market coverage has also pointed to an unusually open 2028 field, with traders already assessing figures such as J.D. Vance and Marco Rubio in separate nomination markets on Polymarket, which is a reminder that the path to the nomination is likely to be shaped by positioning long before ballots are cast.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Republican Presidential Nominee 2028 across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, PolyGram triggers a quick verification flow that finishes in minutes.